<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        #bx_p{color: aqua}
        .fruit{color: gold}
        h1,#bx_p,.fruit{background-color: lightcyan}
        input[type="text"]{color: rebeccapurple}
        input[type="password"]{color: pink}
        *{border: 1px solid lightskyblue}
    </style>
</head>
<body>
<input type="text">
<input type="password">
<h1>啊哈</h1>
<p id="bx_p">冰箱</p>
<p>洗衣机</p>
<div class="fruit">香蕉</div>
<div class="fruit">苹果</div>
</body>
</html>